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Active NPI 1720029275 Individual Practitioner Male Practitioner

Dr. Patrick Carl Grayson , MD

Emergency Medicine • Chattanooga, TN

Professional Overview & Biography Verified Profile Summary

Dr. Patrick Grayson, MD is a certified Emergency Medicine practicing in Chattanooga, TN. With approximately 30 years of clinical experience since graduating from East Tennessee State University Quillen College Of Medicine in 1996, Dr. Grayson delivers high-quality medical care to the local community at 1425 S MOORE RD STE E.

Dr. Grayson maintains professional affiliations with East Carroll Parish Hospital, Oakdale Ess Llc and does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include follow-up hospital inpatient care per day, emergency department visit with moderate level of medical decision making, emergency department visit for life threatening or functioning severity. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1425 S Moore Rd Ste E

Chattanooga, TN 374122836

Telephone 8654060802

Medicare Profile & Education

Medical School

East Tennessee State University Quillen College Of Medicine

Graduation Year

1996

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Chattanooga, TN

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
30 Yrs +13.1 yrs vs City Avg
City Avg: 16.9 Yrs
State Avg: 24.9 Yrs
Regional Practice Density
117 Specialists

Practicing in Chattanooga, TN (1229 Statewide)

Telehealth Adoption Rate
0.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
50.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Grayson (30 Years) 30 Yrs
Chattanooga Specialty Average (16.9 Years) 16.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes
63 32 $80.00 $44.23
99284 Emergency department visit with moderate level of medical decision making
62 48 $200.00 $109.23
99285 Emergency department visit for life threatening or functioning severity
39 34 $335.82 $158.74
99221 Initial hospital inpatient care per day, typically 30 minutes
32 31 $150.00 $73.96
99283 Emergency department visit with low level of medical decision making
30 26 $150.00 $64.14

Medical Specialties & State Licenses

CMS Verified: 2025-05-22
Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License TN 36478

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Family Medicine

NUCC Taxonomy Code: 207Q00000X

State License TN 36478

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Family Medicine

NUCC Taxonomy Code: 207Q00000X

State License LA MD.13301R

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
1561100 (LA)
Medicaid State Provider ID
010256682 (VA)
Medicaid State Provider ID
3875615 (TN)
Commercial Insurance / Payer ID Railroad Medicare
P00255392 (TN)
Commercial Insurance / Payer ID Bcbs Of Tennessee
4067317 (TN)

Hospital & Practice Group Affiliations

Oakdale Ess Llc

900 Johnson St, Tallulah, LA 712824537

Phone: 3185742374

East Carroll Parish Hospital

336 N Hood St, Lake Providence, LA 712542140

Phone: 3185594023

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners
Krista Harms , LMT

Massage Therapist

NPI 1811659675

Licensed Massage Therapist

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location May 22, 2025

Registered at 1425 S MOORE RD STE E, CHATTANOOGA, TN 374122836 (Tel: 8654060802)

📍
Updated Business Mailing Address May 22, 2025

Registered at 11 WATERS EDGE DR, MONROE, LA 712038842 (Tel: 8654060802)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 22, 2025

Family Medicine (License #36478 in TN)

NPI Profile Active June 12, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location June 12, 2008

Registered at 1850 OLD KNOXVILLE RD, TAZEWELL, TN 378793625 (Tel: 4236264211)

📍
Updated Business Mailing Address June 12, 2008

Registered at PO BOX 636019, CINCINNATI, OH 452636019 (Tel: 8659857234)

👤
Provider Name / Credentials Updated June 12, 2008

Recorded as PATRICK GRAYSON, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 12, 2008

Emergency Medicine (License #36478 in TN)

🟢
Initial NPI Registration & Enumeration June 08, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1720029275
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 08, 2006
Last Update: May 22, 2025
Sole Proprietor: No

Mailing Address

11 Waters Edge Dr

Monroe, LA 712038842

Phone: 8654060802

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.